#ifdef HAVE_ICONV_H
#include <iconv.h>
#endif
-#ifdef HAVE_LANGINFO_H
- #include <langinfo.h>
-#endif
#ifdef __WXMSW__
#include <windows.h>
static size_t encode_utf16(wxUint32 input,wxUint16*output)
{
- if (input<=0xffff) {
- if (output) *output++ = input;
- return 1;
- } else
- if (input>=0x110000) {
- return (size_t)-1;
- } else {
- if (output) {
- *output++ = (input >> 10)+0xd7c0;
- *output++ = (input&0x3ff)+0xdc00;
- }
- return 2;
- }
+ if (input<=0xffff)
+ {
+ if (output) *output++ = input;
+ return 1;
+ }
+ else if (input>=0x110000)
+ {
+ return (size_t)-1;
+ }
+ else
+ {
+ if (output)
+ {
+ *output++ = (input >> 10)+0xd7c0;
+ *output++ = (input&0x3ff)+0xdc00;
+ }
+ return 2;
+ }
}
static size_t decode_utf16(wxUint16*input,wxUint32&output)
{
- if ((*input<0xd800) || (*input>0xdfff)) {
- output = *input;
- return 1;
- } else
- if ((input[1]<0xdc00) || (input[1]>=0xdfff)) {
- output = *input;
- return (size_t)-1;
- } else {
- output = ((input[0] - 0xd7c0) << 10) + (input[1] - 0xdc00);
- return 2;
- }
+ if ((*input<0xd800) || (*input>0xdfff))
+ {
+ output = *input;
+ return 1;
+ }
+ else if ((input[1]<0xdc00) || (input[1]>=0xdfff))
+ {
+ output = *input;
+ return (size_t)-1;
+ }
+ else
+ {
+ output = ((input[0] - 0xd7c0) << 10) + (input[1] - 0xdc00);
+ return 2;
+ }
}
#endif // WC_UTF16
size_t wxMBConvGdk::MB2WC(wchar_t *buf, const char *psz, size_t n) const
{
- if (buf) {
- return gdk_mbstowcs((GdkWChar *)buf, psz, n);
- } else {
- GdkWChar *nbuf = new GdkWChar[n=strlen(psz)];
- size_t len = gdk_mbstowcs(nbuf, psz, n);
- delete [] nbuf;
- return len;
- }
+ if (buf)
+ {
+ return gdk_mbstowcs((GdkWChar *)buf, psz, n);
+ }
+ else
+ {
+ GdkWChar *nbuf = new GdkWChar[n=strlen(psz)];
+ size_t len = gdk_mbstowcs(nbuf, psz, n);
+ delete[] nbuf;
+ return len;
+ }
}
size_t wxMBConvGdk::WC2MB(char *buf, const wchar_t *psz, size_t n) const
{
- char *mbstr = gdk_wcstombs((GdkWChar *)psz);
- size_t len = mbstr ? strlen(mbstr) : 0;
- if (buf) {
- if (len > n) len = n;
- memcpy(buf, psz, len);
- if (len < n) buf[len] = 0;
- }
- return len;
+ char *mbstr = gdk_wcstombs((GdkWChar *)psz);
+ size_t len = mbstr ? strlen(mbstr) : 0;
+ if (buf)
+ {
+ if (len > n)
+ len = n;
+ memcpy(buf, psz, len);
+ if (len < n)
+ buf[len] = 0;
+ }
+ return len;
}
#endif // GTK > 1.0
WXDLLEXPORT_DATA(wxMBConvUTF8) wxConvUTF8;
-static wxUint32 utf8_max[]={0x7f,0x7ff,0xffff,0x1fffff,0x3ffffff,0x7fffffff,0xffffffff};
+static wxUint32 utf8_max[]=
+ { 0x7f, 0x7ff, 0xffff, 0x1fffff, 0x3ffffff, 0x7fffffff, 0xffffffff };
size_t wxMBConvUTF8::MB2WC(wchar_t *buf, const char *psz, size_t n) const
{
- size_t len = 0;
-
- while (*psz && ((!buf) || (len<n))) {
- unsigned char cc=*psz++, fc=cc;
- unsigned cnt;
- for (cnt=0; fc&0x80; cnt++) fc<<=1;
- if (!cnt) {
- // plain ASCII char
- if (buf) *buf++=cc;
- len++;
- } else {
- cnt--;
- if (!cnt) {
- // invalid UTF-8 sequence
- return (size_t)-1;
- } else {
- unsigned ocnt=cnt-1;
- wxUint32 res=cc&(0x3f>>cnt);
- while (cnt--) {
- cc = *psz++;
- if ((cc&0xC0)!=0x80) {
- // invalid UTF-8 sequence
- return (size_t)-1;
- }
- res=(res<<6)|(cc&0x3f);
- }
- if (res<=utf8_max[ocnt]) {
- // illegal UTF-8 encoding
- return (size_t)-1;
+ size_t len = 0;
+
+ while (*psz && ((!buf) || (len < n)))
+ {
+ unsigned char cc = *psz++, fc = cc;
+ unsigned cnt;
+ for (cnt = 0; fc & 0x80; cnt++)
+ fc <<= 1;
+ if (!cnt)
+ {
+ // plain ASCII char
+ if (buf)
+ *buf++ = cc;
+ len++;
}
+ else
+ {
+ cnt--;
+ if (!cnt)
+ {
+ // invalid UTF-8 sequence
+ return (size_t)-1;
+ }
+ else
+ {
+ unsigned ocnt = cnt - 1;
+ wxUint32 res = cc & (0x3f >> cnt);
+ while (cnt--)
+ {
+ cc = *psz++;
+ if ((cc & 0xC0) != 0x80)
+ {
+ // invalid UTF-8 sequence
+ return (size_t)-1;
+ }
+ res = (res << 6) | (cc & 0x3f);
+ }
+ if (res <= utf8_max[ocnt])
+ {
+ // illegal UTF-8 encoding
+ return (size_t)-1;
+ }
#ifdef WC_UTF16
- size_t pa = encode_utf16(res, buf);
- if (pa == (size_t)-1)
- return (size_t)-1;
- if (buf) buf+=pa;
- len+=pa;
+ size_t pa = encode_utf16(res, buf);
+ if (pa == (size_t)-1)
+ return (size_t)-1;
+ if (buf)
+ buf += pa;
+ len += pa;
#else
- if (buf) *buf++=res;
- len++;
+ if (buf)
+ *buf++ = res;
+ len++;
#endif
- }
+ }
+ }
}
- }
- if (buf && (len<n)) *buf = 0;
- return len;
+ if (buf && (len < n))
+ *buf = 0;
+ return len;
}
size_t wxMBConvUTF8::WC2MB(char *buf, const wchar_t *psz, size_t n) const
{
- size_t len = 0;
+ size_t len = 0;
- while (*psz && ((!buf) || (len<n))) {
- wxUint32 cc;
+ while (*psz && ((!buf) || (len < n)))
+ {
+ wxUint32 cc;
#ifdef WC_UTF16
- size_t pa = decode_utf16(psz,cc);
- psz += (pa == (size_t)-1) ? 1 : pa;
+ size_t pa = decode_utf16(psz,cc);
+ psz += (pa == (size_t)-1) ? 1 : pa;
#else
- cc=(*psz++)&0x7fffffff;
+ cc=(*psz++) & 0x7fffffff;
#endif
- unsigned cnt;
- for (cnt=0; cc>utf8_max[cnt]; cnt++);
- if (!cnt) {
- // plain ASCII char
- if (buf) *buf++=cc;
- len++;
- } else {
- len+=cnt+1;
- if (buf) {
- *buf++=(-128>>cnt)|((cc>>(cnt*6))&(0x3f>>cnt));
- while (cnt--)
- *buf++=0x80|((cc>>(cnt*6))&0x3f);
- }
- }
- }
- if (buf && (len<n)) *buf = 0;
- return len;
+ unsigned cnt;
+ for (cnt = 0; cc > utf8_max[cnt]; cnt++) {}
+ if (!cnt)
+ {
+ // plain ASCII char
+ if (buf)
+ *buf++ = cc;
+ len++;
+ }
+
+ else
+ {
+ len += cnt + 1;
+ if (buf)
+ {
+ *buf++ = (-128 >> cnt) | ((cc >> (cnt * 6)) & (0x3f >> cnt));
+ while (cnt--)
+ *buf++ = 0x80 | ((cc >> (cnt * 6)) & 0x3f);
+ }
+ }
+ }
+
+ if (buf && (len<n)) *buf = 0;
+ return len;
}
// ----------------------------------------------------------------------------
// this should work if M$ Internet Exploiter is installed
static long CharsetToCodepage(const wxChar *name)
{
- if (!name)
+ if (!name)
return GetACP();
-
+
long CP=-1;
-
+
wxString cn(name);
do {
wxString path(wxT("MIME\\Database\\Charset\\"));
wxRegKey key(wxRegKey::HKCR, path);
if (!key.Exists()) continue;
-
+
// two cases: either there's an AliasForCharset string,
// or there are Codepage and InternetEncoding dwords.
// The InternetEncoding gives us the actual encoding,
// use when displaying the data.
if (key.HasValue(wxT("InternetEncoding")) &&
key.QueryValue(wxT("InternetEncoding"), &CP)) break;
-
+
// no encoding, see if it's an alias
if (!key.HasValue(wxT("AliasForCharset")) ||
!key.QueryValue(wxT("AliasForCharset"), cn)) break;
} while (1);
-
+
return CP;
}
#endif
: cname(name) {}
virtual ~wxCharacterSet()
{}
- virtual size_t MB2WC(wchar_t*buf, const char*psz, size_t n)
+ virtual size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{ return (size_t)-1; }
- virtual size_t WC2MB(char*buf, const wchar_t*psz, size_t n)
+ virtual size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{ return (size_t)-1; }
virtual bool usable()
{ return FALSE; }
class ID_CharSet : public wxCharacterSet
{
public:
- ID_CharSet(const wxChar*name,wxMBConv*cnv)
+ ID_CharSet(const wxChar *name,wxMBConv *cnv)
: wxCharacterSet(name), work(cnv) {}
-
- size_t MB2WC(wchar_t*buf, const char*psz, size_t n)
+
+ size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{ return work ? work->MB2WC(buf,psz,n) : (size_t)-1; }
-
- size_t WC2MB(char*buf, const wchar_t*psz, size_t n)
+
+ size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{ return work ? work->WC2MB(buf,psz,n) : (size_t)-1; }
-
+
bool usable()
{ return work!=NULL; }
public:
class IC_CharSet : public wxCharacterSet
{
public:
- IC_CharSet(const wxChar*name)
+ IC_CharSet(const wxChar *name)
: wxCharacterSet(name)
{
m2w = iconv_open(WC_NAME, wxConvLibc.cWX2MB(cname));
w2m = iconv_open(wxConvLibc.cWX2MB(cname), WC_NAME);
}
-
+
~IC_CharSet()
{
- if ( m2w != (iconv_t)-1 )
+ if ( m2w != (iconv_t)-1 )
iconv_close(m2w);
- if ( w2m != (iconv_t)-1 )
+ if ( w2m != (iconv_t)-1 )
iconv_close(w2m);
}
-
+
size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{
size_t inbuf = strlen(psz);
res += 8-(outbuf/SIZEOF_WCHAR_T);
} while ((cres==(size_t)-1) && (errno==E2BIG));
}
-
+
if (ICONV_FAILED(cres, inbuf))
return (size_t)-1;
return res;
}
-
- size_t WC2MB(char*buf, const wchar_t*psz, size_t n)
+
+ size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{
#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
size_t inbuf = std::wcslen(psz) * SIZEOF_WCHAR_T;
// this absolutely doesn't rock!
// (no, doing WC_BSWAP twice on the original buffer won't help, as it
// could be in read-only memory, or be accessed in some other thread)
- wchar_t*tmpbuf=(wchar_t*)malloc((inbuf+1)*SIZEOF_WCHAR_T);
+ wchar_t *tmpbuf=(wchar_t*)malloc((inbuf+1)*SIZEOF_WCHAR_T);
memcpy(tmpbuf,psz,(inbuf+1)*SIZEOF_WCHAR_T);
WC_BSWAP(tmpbuf, inbuf)
psz=tmpbuf;
#endif
if (ICONV_FAILED(cres, inbuf))
return (size_t)-1;
-
+
return res;
}
-
+
bool usable()
{ return (m2w != (iconv_t)-1) && (w2m != (iconv_t)-1); }
-
+
public:
iconv_t m2w, w2m;
};
class CP_CharSet : public wxCharacterSet
{
public:
- CP_CharSet(const wxChar*name)
+ CP_CharSet(const wxChar*name)
: wxCharacterSet(name), CodePage(CharsetToCodepage(name)) {}
-
- size_t MB2WC(wchar_t*buf, const char*psz, size_t n)
+
+ size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{
- size_t len = MultiByteToWideChar(CodePage,0,psz,-1,buf,buf?n:0);
+ size_t len =
+ MultiByteToWideChar(CodePage, 0, psz, -1, buf, buf ? n : 0);
return len ? len : (size_t)-1;
}
-
- size_t WC2MB(char*buf, const wchar_t*psz, size_t n)
+
+ size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{
- size_t len = WideCharToMultiByte(CodePage,0,psz,-1,buf,buf?n:0,NULL,NULL);
+ size_t len = WideCharToMultiByte(CodePage, 0, psz, -1, buf,
+ buf ? n : 0, NULL, NULL);
return len ? len : (size_t)-1;
}
-
+
bool usable()
- { return CodePage!=-1; }
+ { return CodePage != -1; }
public:
long CodePage;
public:
// temporarily just use wxEncodingConverter stuff,
// so that it works while a better implementation is built
- EC_CharSet(const wxChar*name) : wxCharacterSet(name), enc(wxFONTENCODING_SYSTEM)
+ EC_CharSet(const wxChar*name) : wxCharacterSet(name),
+ enc(wxFONTENCODING_SYSTEM)
{
if (name)
enc = wxTheFontMapper->CharsetToEncoding(name, FALSE);
m2w.Init(enc, wxFONTENCODING_UNICODE);
w2m.Init(wxFONTENCODING_UNICODE, enc);
}
-
- size_t MB2WC(wchar_t*buf, const char*psz, size_t n)
+
+ size_t MB2WC(wchar_t *buf, const char *psz, size_t n)
{
size_t inbuf = strlen(psz);
- if (buf) m2w.Convert(psz,buf);
+ if (buf)
+ m2w.Convert(psz,buf);
return inbuf;
}
-
- size_t WC2MB(char*buf, const wchar_t*psz, size_t n)
+
+ size_t WC2MB(char *buf, const wchar_t *psz, size_t n)
{
#if defined(__BORLANDC__) && (__BORLANDC__ > 0x530)
size_t inbuf = std::wcslen(psz);
#endif
if (buf)
w2m.Convert(psz,buf);
-
+
return inbuf;
}
-
+
bool usable()
{ return (enc!=wxFONTENCODING_SYSTEM) && (enc!=wxFONTENCODING_DEFAULT); }
wxCharacterSet *cset = NULL;
if (name)
{
- if (!wxStricmp(name, wxT("UTF8")) || !wxStricmp(name, wxT("UTF-8")))
+ if (wxStricmp(name, wxT("UTF8")) == 0 || wxStricmp(name, wxT("UTF-8")) == 0)
{
cset = new ID_CharSet(name, &wxConvUTF8);
}
#endif
}
}
-
+
if (cset && cset->usable()) return cset;
- if (cset) delete cset;
- cset = NULL;
+ if (cset)
+ {
+ delete cset;
+ cset = NULL;
+ }
+
#ifdef __WIN32__
cset = new CP_CharSet(name); // may take NULL
- if (cset->usable()) return cset;
-#endif
- if (cset) delete cset;
+ if (cset->usable())
+ return cset;
+
+ delete cset;
+#endif // __WIN32__
+
cset = new EC_CharSet(name);
- if (cset->usable()) return cset;
+ if (cset->usable())
+ return cset;
+
delete cset;
wxLogError(_("Unknown encoding '%s'!"), name);
return NULL;
wxCSConv::wxCSConv(const wxChar *charset)
{
- m_name = (wxChar *) NULL;
+ m_name = (wxChar *)NULL;
m_cset = (wxCharacterSet *) NULL;
m_deferred = TRUE;
+
SetName(charset);
}
wxCSConv::~wxCSConv()
{
- if (m_name) free(m_name);
- if (m_cset) delete m_cset;
+ free(m_name);
+ delete m_cset;
}
void wxCSConv::SetName(const wxChar *charset)
{
if (m_deferred)
{
- if (!m_name)
+ if ( !m_name )
{
-#ifdef __UNIX__
-#if defined(HAVE_LANGINFO_H) && defined(CODESET)
- // GNU libc provides current character set this way
- char*alang = nl_langinfo(CODESET);
- if (alang)
- {
- SetName(wxConvLibc.cMB2WX(alang));
- }
- else
-#endif
- {
- // if we can't get at the character set directly,
- // try to see if it's in the environment variables
- // (in most cases this won't work, but I was out of ideas)
- wxChar *lang = wxGetenv(wxT("LC_ALL"));
- if (!lang) lang = wxGetenv(wxT("LC_CTYPE"));
- if (!lang) lang = wxGetenv(wxT("LANG"));
- wxChar *dot = lang ? wxStrchr(lang, wxT('.')) : (wxChar *)NULL;
- if (dot) SetName(dot+1);
- }
-#endif
+ wxString name = wxLocale::GetSystemEncodingName();
+ if ( !name.empty() )
+ SetName(name);
}
+
m_cset = wxGetCharacterSet(m_name);
m_deferred = FALSE;
}
size_t wxCSConv::MB2WC(wchar_t *buf, const char *psz, size_t n) const
{
((wxCSConv *)this)->LoadNow(); // discard constness
-
+
if (m_cset)
return m_cset->MB2WC(buf, psz, n);
// latin-1 (direct)
- size_t len=strlen(psz);
-
+ size_t len = strlen(psz);
+
if (buf)
{
- for (size_t c=0; c<=len; c++)
+ for (size_t c = 0; c <= len; c++)
buf[c] = (unsigned char)(psz[c]);
}
-
+
return len;
}
size_t wxCSConv::WC2MB(char *buf, const wchar_t *psz, size_t n) const
{
((wxCSConv *)this)->LoadNow(); // discard constness
-
+
if (m_cset)
return m_cset->WC2MB(buf, psz, n);
#endif
if (buf)
{
- for (size_t c=0; c<=len; c++)
- buf[c] = (psz[c]>0xff) ? '?' : psz[c];
+ for (size_t c = 0; c <= len; c++)
+ buf[c] = (psz[c] > 0xff) ? '?' : psz[c];
}
-
+
return len;
}
#ifdef HAVE_ICONV_H
+
class IC_CharSetConverter
{
public:
- IC_CharSetConverter(IC_CharSet*from,IC_CharSet*to)
- { cnv = iconv_open(wxConvLibc.cWX2MB(to->cname),wxConvLibc.cWX2MB(from->cname)); }
-
+ IC_CharSetConverter(IC_CharSet *from, IC_CharSet *to)
+ {
+ cnv = iconv_open(wxConvLibc.cWX2MB(to->cname),
+ wxConvLibc.cWX2MB(from->cname));
+ }
+
~IC_CharSetConverter()
- { if (cnv!=(iconv_t)-1) iconv_close(cnv); }
-
- size_t Convert(char*buf, const char*psz, size_t n)
+ {
+ if (cnv != (iconv_t)-1)
+ iconv_close(cnv);
+ }
+
+ size_t Convert(char *buf, const char *psz, size_t n)
{
size_t inbuf = strlen(psz);
size_t outbuf = n;
#else
size_t res = iconv( cnv, &psz, &inbuf, &buf, &outbuf );
#endif
- if (res==(size_t)-1) return (size_t)-1;
- return n-outbuf;
+ if (res == (size_t)-1)
+ return (size_t)-1;
+ return (n - outbuf);
}
public:
iconv_t cnv;
};
-#endif
+
+#endif // HAVE_ICONV_H
class EC_CharSetConverter
{
public:
EC_CharSetConverter(EC_CharSet*from,EC_CharSet*to)
{ cnv.Init(from->enc,to->enc); }
-
+
size_t Convert(char*buf, const char*psz, size_t n)
{
size_t inbuf = strlen(psz);
if (buf) cnv.Convert(psz,buf);
return inbuf;
}
-
+
public:
wxEncodingConverter cnv;
};
projects / wxWidgets.git / blobdiff